Durable material: This backpack is made of strong PVC material and Oxford fabric, offering durability, lightweight comfort, softness, waterproof performance, scratch resistance, and wear resistance. It allows your pet to breathe freely and stay comfortable. Size: 39 x 26 x 33 cm. Recommended for pets up to 16 lbs. Fits cats, small dogs, and most other small pets with ease. This waterproof dog backpack is constructed from high-quality Oxford fabric and PVC material, designed to be wear-resistant, scratch-resistant, lightweight, and easy to carry. Unique window design: In addition to standard carrier features, this backpack includes a viewing window that provides pets with a clear view of their surroundings. Ventilation holes on the front and sides enhance airflow, improving breathability, comfort, and safety. The breathable, hemispherical transparent cover helps reduce pet anxiety. Ergonomic design: Features soft, breathable, padded back panel and shoulder straps that help relieve pressure during carrying. Includes a removable soft inner pad for pet comfort and easy cleaning. Can be used as a front carrier, backpack, or hand-carry bag. Equipped with a small front pocket for storing accessories such as cat litter, toys, and other essentials. Portable and on the go: Ideal for use during travel, including flights, walks, or cycling. A great companion for hiking, outdoor adventures, and long journeys, providing comfort and security for your pet.